fix(battery_plus): handle empty power sources array

fluttercommunity · Aug 8, 2024 · 1bbbd5c · 1bbbd5c
1 parent 5084333
commit 1bbbd5c
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/packages/battery_plus/battery_plus/macos/Classes/BatteryPlusMacosPlugin.swift b/packages/battery_plus/battery_plus/macos/Classes/BatteryPlusMacosPlugin.swift
@@ -48,6 +48,9 @@ public class BatteryPlusMacosPlugin: NSObject, FlutterPlugin {
     private func getBatteryLevel()-> Int {
         let powerSourceSnapshot = IOPSCopyPowerSourcesInfo().takeRetainedValue()
         let sources = IOPSCopyPowerSourcesList(powerSourceSnapshot).takeRetainedValue() as Array
+        if sources.isEmpty {
+            return -1
+        }
         let description = IOPSGetPowerSourceDescription(powerSourceSnapshot, sources[0]).takeUnretainedValue() as! [String: AnyObject]
         if let currentCapacity = description[kIOPSCurrentCapacityKey] as? Int {
             return currentCapacity;